The hardware is now part of the attack surface, as well, and that will make it much harder to design chips that can withstand attacks years after they are initially designed. The attackers are getting smarter, and at this point anything appears to be a possible target<a href="https://semiengineering.com/designing-hardware-for-security/" rel="nofollow">https://semiengineering.com/designing-hardware-for-security/</a>